<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="100px">
      <!--      <el-form-item label="乐曲id" prop="musicId">
        <el-input
          v-model="queryParams.musicId"
          placeholder="请输入乐曲id"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>-->
      <el-form-item label="乐曲名称" prop="musicName">
        <el-input v-model="queryParams.musicName" placeholder="请输入乐曲名称" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <!--     <el-form-item label="类型：0 示范音频 1 演奏技巧 2 多角度弹奏示范" prop="typeCode" >
        <el-input
          v-model="queryParams.typeCode"
          placeholder="请输入类型：0 示范音频 1演奏技巧 2多角度弹奏示范"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>-->
      <el-form-item label="类型：" prop="typeCode">
        <el-select v-model="queryParams.typeCode" clearable>
          <el-option label="示范音频" value="0" />
          <el-option label="演奏技巧" value="1" />
          <el-option label="多角度弹奏示范" value="2" />
        </el-select>
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" clearable>
          <el-option label="无效" value="0" />
          <el-option label="有效" value="1" />
        </el-select>
      </el-form-item>
      <!--      <el-form-item label="文件链接" prop="contentUrl">
        <el-input
          v-model="queryParams.contentUrl"
          placeholder="请输入文件链接"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="封面" prop="img">
        <el-input
          v-model="queryParams.img"
          placeholder="请输入封面"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>-->
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
          v-hasPermi="['system:musicadditional:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
          v-hasPermi="['system:musicadditional:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
          v-hasPermi="['system:musicadditional:remove']">删除</el-button>
      </el-col>
      <!-- <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
          v-hasPermi="['system:musicadditional:export']">导出</el-button>
      </el-col> -->
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="musicadditionalList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />

      <el-table-column label="标题" align="center" prop="contentTitle" />
      <!--<el-table-column label="额外视频id" align="center" prop="id" />-->
      <el-table-column label="乐曲id" align="center" prop="id" />
      <el-table-column label="类型 " align="center" prop="typeCode">
        <template slot-scope="scope">
          <span v-if="scope.row.typeCode == 0">示范音频</span>
          <span v-else-if="scope.row.typeCode == 1">演奏技巧</span>
          <span v-else>多角度弹奏示范</span>
        </template>

      </el-table-column>
      <el-table-column label="顺序" align="center" prop="musicIndex" sortable="">
        <template slot-scope="scope">
          {{ scope.row.musicIndex?scope.row.musicIndex:"0" }}
        </template>
      </el-table-column>

      <el-table-column label="文件链接" align="center" prop="contentUrl" width="200"/>
      <el-table-column label="封面" align="center" prop="img" width="200">
        <!-- <template slot-scope="scope">
          <img :src="scope.row.img" alt="封面">
        </template> -->
      </el-table-column>
      <el-table-column label="状态" align="center" prop="status">
        <template slot-scope="scope">
          <span v-if="scope.row.status == 0">无效</span>
          <span v-else>有效</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" fixed="right">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
            v-hasPermi="['system:musicadditional:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
            v-hasPermi="['system:musicadditional:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- 添加或修改乐曲额外信息对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="乐曲id" prop="musicId">
          <el-input v-model="form.musicId" placeholder="请输入乐曲id" />
        </el-form-item>
        <el-form-item label="标题" prop="contentTitle">
          <el-input v-model="form.contentTitle" placeholder="请输入标题" />
        </el-form-item>
        <el-form-item label="类型" prop="typeCode">
          <el-select v-model="form.typeCode" placeholder="请选择">
            <el-option v-for="item in typeCodeList" :key="item.value" :label="item.label" :value="item.value">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="昵称" prop="publishNick">
          <el-input v-model="form.publishNick" placeholder="请输入发布者昵称" />
        </el-form-item>
        <!-- <el-form-item label="请输入：" prop="contentTitle">
          <el-input v-model="form.contentTitle" placeholder="请输入标题" />
        </el-form-item> -->
        <el-form-item label="文件链接" prop="contentUrl">
          <el-input v-model="form.contentUrl" placeholder="请输入文件链接" />
        </el-form-item>
        <el-form-item label="封面" prop="img">
          <!-- <el-input v-model="form.img" placeholder="请输入封面" /> -->
          <el-upload class="upload-demo" :action="upUrl" name="multipartFile" 
          :on-change="onChangeFile" v-model="form.img" ref="uploadComp"
          :on-preview="handlePreview" :on-remove="handleRemove" :before-remove="beforeRemove" :limit="2"
          :on-exceed="handleExceed" :on-success="hanldeSuccess" :headers="headers" :show-file-list="true"
          :auto-upload="true">
          <el-button type="warning" plain icon="el-icon-upload" size="mini" @click="handleImportMusic">封面</el-button>
        </el-upload>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { selectList, listMusicadditional, getMusicadditional, delMusicadditional, addMusicadditional, updateMusicadditional } from "@/api/system/musicadditional";

export default {
  name: "Musicadditional",
  data() {
    return {
      upUrl: process.env.VUE_APP_BASE_API + '/v1/app/public/upload',
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 乐曲额外信息表格数据
      musicadditionalList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        musicName: null,
        typeCode: null,
        status: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        musicId: [
          { required: true, message: "乐曲id不能为空", trigger: "blur" }
        ],
      },
      typeCodeList: [{
        value: 0,
        label: '示范音频'
      }, {
        value: 1,
        label: '演奏技巧'
      },
      {
        value: 2,
        label: '多角度弹奏示范'
      }]

    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询乐曲额外信息列表 */
    /**    getList() {
          this.loading = true;
          listMusicadditional(this.queryParams).then(response => {
            this.musicadditionalList = response.rows;
            this.total = response.total;
            this.loading = false;
          });
        },*/
    /** 查询乐曲额外信息列表 */
    getList() {
      this.loading = true;
      selectList(this.queryParams).then(response => {
        this.musicadditionalList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
      this.$refs.uploadComp.clearFiles()
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        musicId: null,
        typeCode: null,
        publishNick: null,
        contentTitle: null,
        contentUrl: null,
        img: null,
        status: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加乐曲额外信息";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getMusicadditional(id).then(response => {
        this.form = response.data;
        console.log(this.form)
        this.open = true;
        this.title = "修改乐曲额外信息";
      });
    },


    handleImportMusic() {
      
      console.log("~~@@@@@@~~~~~")
    },
    handleRemove(multipartFile, multipartFileList) {
      console.log(multipartFile, multipartFileList);
    },
    handlePreview(multipartFile) {
      console.log(multipartFile);
    },
    handleExceed(multipartFiles, multipartFileList) {
      this.$message.warning(`当前限制选择 3 个文件，本次选择了 ${multipartFiles.length} 个文件，共选择了 ${multipartFiles.length + multipartFileList.length} 个文件`);
    },
    beforeRemove(multipartFile, multipartFileList) {
      return this.$confirm(`确定移除 ${multipartFile.name}？`);
    },
    hanldeSuccess(res,multipartFile, multipartFileList) {
      if(res.code == 200){
        this.form.img = res.data.url
      }
      this.getList()
    },

    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateMusicadditional(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            // this.$refs.uploadComp.clearFiles()
            addMusicadditional(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除乐曲额外信息编号为"' + ids + '"的数据项？').then(function () {
        return delMusicadditional(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => { });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/musicadditional/export', {
        ...this.queryParams
      }, `musicadditional_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
